The Ballast,projectile, cataloged under National Stock Number 1320-01-112-8167, is classified within Federal Supply Class 1320 (Ammunition, Over 125mm) of the Ammunition and Explosives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1320-01-112-8167 |
| Primary Part Number | 2838999 |
| Item Name | Ballast,projectile |
| FSC / FSG | 1320 / 13 — Ammunition, Over 125mm |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL ZINC PLATE IAW B633,TYPEII,CLASS FE/ZN8.HYDROGEN EMBRITTLEMENTRELIEF REQUIRED.TENSILE STRENGTH OF 150,000 PSI.DIMENSIONS 4.000 INCH LG; 2.190 INCH DIA..ITEM USED FOR PROJECTILE 5 INCH 54,ILLUMINATING;MODEL MK91 MOD 0 IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 2838999 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 1320-01-112-8167 is a Ballast,projectile, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1320, Ammunition, Over 125mm. Status: active.
NSN 1320-01-112-8167 has 1 manufacturer part number on file: 2838999 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2838999: General Characteristics Item Description: MATERIAL ZINC PLATE IAW B633,TYPEII,CLASS FE/ZN8.HYDROGEN EMBRITTLEMENTRELIEF REQUIRED.TENSILE STRENGTH OF 150,000 PSI.DIMENSIONS 4.000 INCH LG; 2.190 INCH DIA..ITEM USED FOR PROJECTILE 5 INCH 54,ILLUMINATING;MODEL MK91 MOD 0 IN. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1320-01-112-8167 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.